介绍了可调谐二极管激光吸收光谱法测量煤矿瓦斯气体的基本原理，给出了测量系统的结构框图。
In this paper, principles of measuring gas in coal mine according to tunable diode laser absorption spectroscopy are introduced and outline of this measuring system is given.
利用可调谐二极管激光器为探测光源，直接测量了氧碘化学激光器的增益谱线的精细结构及其各谱线所占比例。
We firstly measured gain spectra of chemical oxygen-iodine laser by a tunable diode laser driven by a signal generator and got relative percentages of gain spectra.
红外可调谐二极管激光吸收光谱技术作为新的痕量气体监测分析方法，在大气化学研究和污染气体监测中得到了应用。
Tunable diode laser absorption spectroscopy has been applied in the fields of atmospheric chemistry and monitoring pollutant gases as a new method of measuring trace gases.
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